4908309 has 16 divisors (see below), whose sum is σ = 7682688. Its totient is φ = 2728512.

The previous prime is 4908247. The next prime is 4908311. The reversal of 4908309 is 9038094.

It is not a de Polignac number, because 4908309 - 2⁷ = 4908181 is a prime.

It is a d-powerful number, because it can be written as 4⁸ + 9⁵ + 0 + 8³ + 3⁵ + 0 + 9⁷ .

4908309 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 4908309.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4908329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2382 + ... + 3935.

It is an arithmetic number, because the mean of its divisors is an integer number (480168).

Almost surely, 2^4908309 is an apocalyptic number.

It is an amenable number.

4908309 is a deficient number, since it is larger than the sum of its proper divisors (2774379).

4908309 is a wasteful number, since it uses less digits than its factorization.

4908309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6364.

The product of its (nonzero) digits is 7776, while the sum is 33.

The square root of 4908309 is about 2215.4703789489. The cubic root of 4908309 is about 169.9458766574.

The spelling of 4908309 in words is "four million, nine hundred eight thousand, three hundred nine".